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Contact

Skills

Main

Lisa Oshita

Objective: A fulltime position in data science on a highly collaborative, diverse, driven team. Seeking mentorship via senior data scientists and analyst.

Experience

Data Scientist

Brandless, Inc.

San Francisco, CA

Feb 2020 - Jan 2019

  • Conducted customer base analyses with user-basket segmentation to target profitable customers
  • Ran deep-dive analyses into user-site behavior to remove underperforming pages, redirect landing pages
  • Led design, development of random forest classifiers to evaluate new product interest based on demographics
  • Transformed data in Airflow pipelines to simplify data models and stakeholder analses
  • Implemented non-inferiority tests to shorten testing timeframes by days

Data Science Intern

Air Pollution Control District

San Luis Obispo, CA

Dec 2018 - Mar 2018

  • Led implementation of R and Python scripts to fully automate AirAware text alerts to local residents
  • Optimized previous alert system with cumulative, seasonally-varying threshold algorithm to proactively trigger texts
  • Developed random forest model to predict high wind days based on meteorological data
  • Created R package to clean, format and load Federal Air Quality Systems transactional data

Data Science Intern

Brandless, Inc.

San Francisco, CA

Sep 2018 - Jun 2018

  • Developed XGBoost classifier to predict average order value to drive personalized marketing promotions
  • Developed box recommendation algorithm to minimize empty space and multi-box shipments to enable cost savings of > $100,000
  • Performed sentiment analysis on support tickets, NPS and product reviews to provide insights on customer opinion

Undergraduate Researcher

iFixit, Cal Poly Department of Statistics

San Luis Obispo, CA

Sep 2017 - Jun 2017

  • Used Cox regression to predict survival probabilities of questions posted on iFixit’s Q&A forum
  • Developed Shiny app to allow users to compute predictions for any set of questions

Education

B.S. Statistics

California Polytechnic State University

San Luis Obispo, CA

Dec 2018 - Sep 2014